This is something I learned this week: Palindrome is when you can read the word backwards and forwards. This week in May, if you write the date the American way, it'd be a palindrome week.
All the dates could be read backwards or forwards, giving the same answer:
And this is what it looked like last year...
And so on... until 2020. Ok, ok, too much time in my hands... NOT!
And if you are moving to any of the countries below, remember, they write the date as mm/dd/yr format (according to Wikipedia):